Table of Contents

viii	TABLE OF CONTENTS		viii
			Page
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	Installation	Section A
	Technical Specifications		A-1
	Safety Precautions		A-2
	Location		A-2
	High Frequency Protection		A-2
	Weld cable Sizes		A-2
	Cable Connections , Shielding Gas Connection		A-3
	Wire Drive Configuration		A-4
	Changing The Gun Receiver Bushing		A-4
	Procedure to Install Drive Rolls and Wire Guides		A-4
	Pressure Arm Adjustment		A-5
	Loading Spools of Wire		A-5
	Gun Connections		A-5
	Power Source to LN-25™ Ironworker Connection Diagrams		A-6, A-7
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	Operation	Section B
	Safety Precautions		B-1
	Graphic Symbols that appear on this Machine or in this Manual		B-1
	Definition of Welding Terms		B-2
	General Description		B-2
	Recommended Processes, Process & Equipment Limitations, Recommended Power Sources		........B-2
	Case Front Controls		B-3, B-4
	WFS Calibration with Digital Meters		B-5, B-6
	Internal Controls		B-7, B-8
	Rear Controls		B-9
	Gas Purge Pushbutton		B-9
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	Accessories	Section C
	Factory Installed Equipment		C-1
	Drive Roll Kits used		C-1
	Accessories Used	C-2 thru C-3
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	Maintenance	Section D
	Safety Precautions		D-1
	Routine Maintenance		D-1
	Periodic Maintenance		D-1
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	Troubleshooting	Section E
	How to Use Troubleshooting Guide		E-1
	Error Codes		E-2
	Troubleshooting Guide		E-3, E-4
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	Wiring Diagram & Dimension Prints	Section F
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	Parts Pages	P-672 Series
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